By John Roach https://byjohnroach.com/ A Collection of Writing Mon, 08 Jun 2026 03:02:01 +0000 en-US hourly 1 Grounded Cloud: News About the Physical Side of the Digital Economy – Vol. I https://byjohnroach.com/grounded-cloud-news-about-the-physical-side-of-the-digital-economy-vol-i/?utm_source=rss&utm_medium=rss&utm_campaign=grounded-cloud-news-about-the-physical-side-of-the-digital-economy-vol-i Thu, 04 Jun 2026 10:30:00 +0000 https://byjohnroach.com/?p=27197 Supply chain snarls are the next big challenge to growth in the digital infrastructure industry, according to reporting in the Wall Street Journal.

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]]> Next-Generation Geothermal System Helps Power the Internet https://byjohnroach.com/next-generation-geothermal-system-helps-power-the-internet/?utm_source=rss&utm_medium=rss&utm_campaign=next-generation-geothermal-system-helps-power-the-internet Thu, 14 Dec 2023 05:44:52 +0000 https://byjohnroach.com/?p=27038 An enhanced geothermal system is sending carbon-free electrons onto the electric power grid in northern Nevada and helping to power the internet.

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]]> AI Can Help Focus Climate Models on Local Threats, Scientists Say https://byjohnroach.com/ai-can-help-focus-climate-models-on-local-threats-scientists-say/?utm_source=rss&utm_medium=rss&utm_campaign=ai-can-help-focus-climate-models-on-local-threats-scientists-say Thu, 23 Nov 2023 00:19:06 +0000 https://byjohnroach.com/?p=26984 Scientists are harnessing advances in computer technology and artificial intelligence to build climate models that provide useful information at the scale of homes, neighborhoods and businesses.

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]]> Iodine Could Fuel Interstellar Travel, Scientist Says https://byjohnroach.com/iodine-could-fuel-interstellar-travel-scientist-says/?utm_source=rss&utm_medium=rss&utm_campaign=iodine-could-fuel-interstellar-travel-scientist-says Tue, 23 Nov 2021 12:15:00 +0000 https://byjohnroach.com/?p=26511 A telecommunications satellite with an iodine-based electric propulsion system has been successfully tested in space.

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]]> Iron Age Skis Emerge From Melting Snow https://byjohnroach.com/iron-age-skis-emerge-from-melting-snow/?utm_source=rss&utm_medium=rss&utm_campaign=iron-age-skis-emerge-from-melting-snow Tue, 09 Nov 2021 12:02:00 +0000 https://byjohnroach.com/?p=26498 Some 1,300 years ago, a pair of skis were lost or abandoned high on a windswept mountain in southern Norway where patches of snow and ice persist year-round.

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]]> ‘Industrial-Scale’ Brewery Found in Ancient Egypt https://byjohnroach.com/abydos-brewery/?utm_source=rss&utm_medium=rss&utm_campaign=abydos-brewery Wed, 31 Mar 2021 22:40:00 +0000 https://byjohnroach.com/?p=26442 Around 3000 BC in the ancient Egyptian town of Abydos, beer was brewed for kings in 5,000-gallon batches.

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]]> Water for Beer on a Hopped-Up Planet https://byjohnroach.com/water-for-beer-on-a-hopped-up-planet/?utm_source=rss&utm_medium=rss&utm_campaign=water-for-beer-on-a-hopped-up-planet Wed, 23 Oct 2019 00:35:32 +0000 https://byjohnroach.com/?p=5416 Beer is about 90 percent water. This fact weighed on Rasmus Broge as he mulled an opportunity to help launch the first microbrewery in Greenland.

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]]> Can Data-Driven Agriculture Help Feed a Hungry World? https://byjohnroach.com/can-data-driven-agriculture-help-feed-a-hungry-world/?utm_source=rss&utm_medium=rss&utm_campaign=can-data-driven-agriculture-help-feed-a-hungry-world Sat, 03 Sep 2016 12:47:00 +0000 https://byjohnroach.com/?p=5408 Agribusinesses are harnessing the bits and bytes of data to boost efficiency and profits, while simultaneously lowering the environmental impact of agriculture.

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]]> Beer Lands https://byjohnroach.com/beer-lands/?utm_source=rss&utm_medium=rss&utm_campaign=beer-lands Tue, 01 Dec 2015 05:13:00 +0000 https://byjohnroach.com/?p=5411 Beer is a staple of ski town life. It is also woven into the agricultural landscapes that surround many of our mountain playgrounds.

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]]> For Storing Electricity, Utilities Are Turning to Pumped Hydro https://byjohnroach.com/for-storing-electricity-utilities-are-turning-to-pumped-hydro/?utm_source=rss&utm_medium=rss&utm_campaign=for-storing-electricity-utilities-are-turning-to-pumped-hydro Sun, 24 May 2015 00:00:00 +0000 https://byjohnroach.com/?p=26492 High-tech batteries may be garnering the headlines. But utilities from Spain to China are increasingly relying on pumped storage hydroelectricity first used in the 1890s to overcome the intermittent nature of wind and solar power.

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